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TOG
2012
224views Communications» more  TOG 2012»
13 years 9 months ago
Lagrangian vortex sheets for animating fluids
Buoyant turbulent smoke plumes with a sharp smoke-air interface, such as volcanic plumes, are notoriously hard to simulate. The surface clearly shows small-scale turbulent structu...
Tobias Pfaff, Nils Thürey, Markus H. Gross
TOG
2012
209views Communications» more  TOG 2012»
13 years 9 months ago
Discrete viscous sheets
We present the first reduced-dimensional technique to simulate the dynamics of thin sheets of viscous incompressible liquid in three dimensions. Beginning from a discrete Lagrang...
Christopher Batty, Andres Uribe, Basile Audoly, Ei...
SIGECOM
2003
ACM
128views ECommerce» more  SIGECOM 2003»
15 years 12 months ago
Solving combinatorial exchanges: optimality via a few partial bids
We investigate the problem of matching buyers and sellers in a multi-item multi-unit combinatorial exchange so as to maximize either the surplus (revenue minus cost) or the tradin...
Anshul Kothari, Tuomas Sandholm, Subhash Suri
EOR
2007
93views more  EOR 2007»
15 years 6 months ago
Exact algorithms for procurement problems under a total quantity discount structure
In this paper, we study the procurement problem faced by a buyer who needs to purchase a variety of goods from suppliers applying a so-called total quantity discount policy. This ...
Dries R. Goossens, A. J. T. Maas, Frits C. R. Spie...
CVPR
2008
IEEE
16 years 8 months ago
Efficient object shape recovery via slicing planes
Recovering the three-dimensional (3D) object shape lies as an unresolved and active research topic on the crosssection of computer vision, photogrammetry and bioinformatics. Altho...
Po-Lun Lai, Alper Yilmaz